20177086005

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^3\times {\mathrm{65371}}^1$

素因数の和:65439

約数の個数: 48

約数和(自身を含む): 36916875840

約数和(自身を除く): 16739789835

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 361, 855, 1083, 1805, 3249, 5415, 6859, 16245, 20577, 34295, 61731, 65371, 102885, 196113, 308655, 326855, 588339, 980565, 1242049, 2941695, 3726147, 6210245, 11178441, 18630735, 23598931, 55892205, 70796793, 117994655, 212390379, 353983965, 448379689, 1061951895, 1345139067, 2241898445, 4035417201, 6725695335, 20177086005]

約数ペア:

[(1, 20177086005), (3, 6725695335), (5, 4035417201), (9, 2241898445), (15, 1345139067), (19, 1061951895), (45, 448379689), (57, 353983965), (95, 212390379), (171, 117994655), (285, 70796793), (361, 55892205), (855, 23598931), (1083, 18630735), (1805, 11178441), (3249, 6210245), (5415, 3726147), (6859, 2941695), (16245, 1242049), (20577, 980565), (34295, 588339), (61731, 326855), (65371, 308655), (102885, 196113)]